Breadth-First Search/Traversal in a Graph - https://tutorialhorizon.com/algorithm...
Graph Adjacency List - https://tutorialhorizon.com/algorithm...
Graph Problems Playlist - • Graph Interview Problems
Graph more problems - https://tutorialhorizon.com/algorithm...
Breadth-first search (BFS) is an algorithm for traversing or searching tree or graph data structures. It starts at the root node (or some arbitrary node of a graph) and explores all of the neighbor nodes at the present depth prior to moving on to the nodes at the next depth level.